15 things Obama has done for the environment

If animals could talk, they might say something sarcastic about the way we treat the planet

9 women you've probably never heard of who've made conservation history

Why the definition of sustainability must change

How to be a good citizen on the hiking trail

For Food Day, watch this must-see documentary

New dietary rules won't keep the planet in mind

Move over, MacGyver. The new word on the street is 'frugal innovation'

Top 10 eco-schools in the U.S.

How to make your refrigerator more efficient

DiCaprio's gala for the environment raises over $40M

Leonardo DiCaprio to donate 'Solar Reserve' art installation